+++ /dev/null
-/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// FILE HEADER
-#include <dali-toolkit/internal/text/markup-processor-helper-functions.h>
-
-// EXTERNAL INCLUDES
-#include <dali/public-api/common/constants.h>
-#include <dali/public-api/math/vector2.h>
-#include <stdlib.h>
-#include <sstream>
-#include <iomanip>
-
-namespace Dali
-{
-
-namespace Toolkit
-{
-
-namespace Text
-{
-
-namespace
-{
-const char WHITE_SPACE = 0x20; // ASCII value of the white space.
-const char FIRST_UPPER_CASE = 0x41; // ASCII value of the one after the first upper case character (A).
-const char LAST_UPPER_CASE = 0x5b; // ASCII value of the one after the last upper case character (Z).
-const char TO_LOWER_CASE = 32; // Value to add to a upper case character to transform it into a lower case.
-
-const char WEB_COLOR_TOKEN( '#' );
-const char* const HEX_COLOR_TOKEN( "0x" );
-const char* const ALPHA_ONE( "FF" );
-
-const std::string BLACK_COLOR( "black" );
-const std::string WHITE_COLOR( "white" );
-const std::string RED_COLOR( "red" );
-const std::string GREEN_COLOR( "green" );
-const std::string BLUE_COLOR( "blue" );
-const std::string YELLOW_COLOR( "yellow" );
-const std::string MAGENTA_COLOR( "magenta" );
-const std::string CYAN_COLOR( "cyan" );
-const std::string TRANSPARENT_COLOR( "transparent" );
-}
-
-bool TokenComparison( const std::string& string1, const char* const stringBuffer2, Length length )
-{
- const Length stringSize = string1.size();
- if( stringSize != length )
- {
- // Early return. Strings have different sizes.
- return false;
- }
-
- const char* const stringBuffer1 = string1.c_str();
-
- for( std::size_t index = 0; index < stringSize; ++index )
- {
- const char character = *( stringBuffer2 + index );
- const bool toLower = ( character < LAST_UPPER_CASE ) && ( character >= FIRST_UPPER_CASE );
- if( *( stringBuffer1 + index ) != ( toLower ? character + TO_LOWER_CASE : character ) )
- {
- return false;
- }
- }
-
- return true;
-}
-
-void SkipWhiteSpace( const char*& stringBuffer,
- const char* const stringEndBuffer )
-{
- for( ; ( WHITE_SPACE >= *stringBuffer ) && ( stringBuffer < stringEndBuffer ); ++stringBuffer );
-}
-
-void JumpToWhiteSpace( const char*& stringBuffer,
- const char* const stringEndBuffer )
-{
- for( ; ( WHITE_SPACE != *stringBuffer ) && ( stringBuffer < stringEndBuffer ); ++stringBuffer );
-}
-
-unsigned int StringToHex( const char* const uintStr )
-{
- return static_cast<unsigned int>( strtoul( uintStr, NULL, 16 ) );
-}
-
-float StringToFloat( const char* const floatStr )
-{
- return static_cast<float>( strtod( floatStr, NULL ) );
-}
-
-void FloatToString( float value, std::string& floatStr )
-{
- std::stringstream ss;
- ss << value;
- floatStr = ss.str();
-}
-
-void UintToString( unsigned int value, std::string& uIntStr )
-{
- std::stringstream ss;
- ss << value;
- uIntStr = ss.str();
-}
-
-void UintColorToVector4( unsigned int color, Vector4& retColor )
-{
- retColor.a = static_cast<float>( ( color & 0xFF000000 ) >> 24u ) / 255.f;
- retColor.r = static_cast<float>( ( color & 0x00FF0000 ) >> 16u ) / 255.f;
- retColor.g = static_cast<float>( ( color & 0x0000FF00 ) >> 8u ) / 255.f;
- retColor.b = static_cast<float>( color & 0x000000FF ) / 255.f;
-}
-
-void ColorStringToVector4( const char* const colorStr, Length length, Vector4& retColor )
-{
- if( WEB_COLOR_TOKEN == *colorStr )
- {
- std::string webColor( colorStr + 1u, length - 1u );
- if( 4u == length ) // 3 component web color #F00 (red)
- {
- webColor.insert( 2u, &( webColor[2] ), 1u );
- webColor.insert( 1u, &( webColor[1] ), 1u );
- webColor.insert( 0u, &( webColor[0] ), 1u );
- webColor.insert( 0u, ALPHA_ONE );
- }
- else if( 7u == length ) // 6 component web color #FF0000 (red)
- {
- webColor.insert( 0u, ALPHA_ONE );
- }
-
- UintColorToVector4( StringToHex( webColor.c_str() ), retColor );
- }
- else if( TokenComparison( HEX_COLOR_TOKEN, colorStr, 2u ) )
- {
- UintColorToVector4( StringToHex( colorStr + 2u ), retColor );
- }
- else if( TokenComparison( BLACK_COLOR, colorStr, length ) )
- {
- retColor = Color::BLACK;
- }
- else if( TokenComparison( WHITE_COLOR, colorStr, length ) )
- {
- retColor = Color::WHITE;
- }
- else if( TokenComparison( RED_COLOR, colorStr, length ) )
- {
- retColor = Color::RED;
- }
- else if( TokenComparison( GREEN_COLOR, colorStr, length ) )
- {
- retColor = Color::GREEN;
- }
- else if( TokenComparison( BLUE_COLOR, colorStr, length ) )
- {
- retColor = Color::BLUE;
- }
- else if( TokenComparison( YELLOW_COLOR, colorStr, length ) )
- {
- retColor = Color::YELLOW;
- }
- else if( TokenComparison( MAGENTA_COLOR, colorStr, length ) )
- {
- retColor = Color::MAGENTA;
- }
- else if( TokenComparison( CYAN_COLOR, colorStr, length ) )
- {
- retColor = Color::CYAN;
- }
- else if( TokenComparison( TRANSPARENT_COLOR, colorStr, length ) )
- {
- retColor = Color::TRANSPARENT;
- }
-}
-
-void Vector4ToColorString( const Vector4& value, std::string& vector2Str )
-{
- if( Color::BLACK == value )
- {
- vector2Str = BLACK_COLOR;
- return;
- }
-
- if( Color::WHITE == value )
- {
- vector2Str = WHITE_COLOR;
- return;
- }
-
- if( Color::RED == value )
- {
- vector2Str = RED_COLOR;
- return;
- }
-
- if( Color::GREEN == value )
- {
- vector2Str = GREEN_COLOR;
- return;
- }
-
- if( Color::BLUE == value )
- {
- vector2Str = BLUE_COLOR;
- return;
- }
-
- if( Color::YELLOW == value )
- {
- vector2Str = YELLOW_COLOR;
- return;
- }
-
- if( Color::MAGENTA == value )
- {
- vector2Str = MAGENTA_COLOR;
- return;
- }
-
- if( Color::CYAN == value )
- {
- vector2Str = CYAN_COLOR;
- return;
- }
-
- if( Color::TRANSPARENT == value )
- {
- vector2Str = TRANSPARENT_COLOR;
- return;
- }
-
- const unsigned int alpha = static_cast<unsigned int>( 255.f * value.a );
- const unsigned int red = static_cast<unsigned int>( 255.f * value.r );
- const unsigned int green = static_cast<unsigned int>( 255.f * value.g );
- const unsigned int blue = static_cast<unsigned int>( 255.f * value.b );
-
- std::stringstream ss;
- const unsigned int size = 2u * sizeof( unsigned char );
-
- ss << "0x"
- << std::setfill('0') << std::setw( size )
- << std::hex << alpha
- << std::setfill('0') << std::setw( size )
- << std::hex << red
- << std::setfill('0') << std::setw( size )
- << std::hex << green
- << std::setfill('0') << std::setw( size )
- << std::hex << blue;
- vector2Str = ss.str();
-}
-
-void StringToVector2( const char* const vectorStr, Length length, Vector2& vector2 )
-{
- // Points to the first character of the string.
- const char* strBuffer = vectorStr;
-
- // Points to the first character of the 'x' value.
- const char* const xBuffer = strBuffer;
-
- // Jumps to the next white space.
- JumpToWhiteSpace( strBuffer, strBuffer + length );
-
- // Points to the first character of the 'y' value.
- const char* const yBuffer = strBuffer;
-
- // Converts the shadow's offset to float.
- vector2.x = StringToFloat( xBuffer );
- vector2.y = StringToFloat( yBuffer );
-}
-
-void Vector2ToString( const Vector2& value, std::string& vector2Str )
-{
- FloatToString( value.x, vector2Str );
- vector2Str += " ";
-
- std::string yStr;
- FloatToString( value.y, yStr );
-
- vector2Str += yStr;
-}
-
-} // namespace Text
-
-} // namespace Toolkit
-
-} // namespace Dali
projects / platform / core / uifw / dali-toolkit.git / blobdiff